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<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <dl>
  <dt>选购指南</dt>
    <dd>手机</dd>
    <dd>电视</dd>
    <dd>笔记本</dd>

    <dt>服务中心</dt>
    </dl>
   
</body>
</html>